JPS59147420A - Earthing device for transformer - Google Patents
Earthing device for transformerInfo
- Publication number
- JPS59147420A JPS59147420A JP58019554A JP1955483A JPS59147420A JP S59147420 A JPS59147420 A JP S59147420A JP 58019554 A JP58019554 A JP 58019554A JP 1955483 A JP1955483 A JP 1955483A JP S59147420 A JPS59147420 A JP S59147420A
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- contact
- preventing plate
- outer box
- outer case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Regulation Of General Use Transformers (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は、混触防止板を備えた変圧器に好適な接地Vf
i直に関する。[Detailed Description of the Invention] [Field of Application of the Invention] The present invention provides a grounding Vf suitable for a transformer equipped with a cross-contact prevention plate.
Regarding i-direction.
鉄心および鉄心に巻回された巻線よりなる変圧、器内部
纜成部品を外箱に収納する変圧器に於ては、組立上およ
び設置后の保守のため、ザ圧器木体等の内部構成部品と
外箱とは簡N1に着脱出来ることが必要である。混触防
止板は接地する必要貨ある≠;、外部要地端子を設け、
この端子を接地線に接続する場合は°、たとえば棟1図
に示す様に、混触防止板7より引出しまた引出線8牙、
変圧器カバー2の−L部1こ設けた外gB接地4子10
に接続し、この外部接地端子10に接地線11を後続す
ること値;老えちれる。For transformers that consist of an iron core and the windings wound around the iron core, and for transformers in which the internal components are housed in an outer box, the internal structure of the transformer wooden body, etc. must be inspected for maintenance during assembly and after installation. It is necessary that the parts and the outer box can be easily attached and detached. The cross-contact prevention plate needs to be grounded≠;, an external ground terminal is provided,
When connecting this terminal to the ground wire, for example, as shown in Figure 1, pull out the lead wire from the cross-contact prevention plate 7, or
4 external gB grounding terminals 10 provided at -L section of transformer cover 2
, and connect a grounding wire 11 to this external grounding terminal 10.
しかし変圧器内外での接地用の配線か長になるので、配
線f/F、発時間や材料費≠;多(かかる上、ケーブル
を引き回すため外観も良くなかった。However, since the grounding wire inside and outside the transformer is long, the wiring F/F, power generation time, and material costs are expensive (not only that, but the appearance is not good because the cables are routed around).
本発明ば内部構成部品七外箱と全j?を脱可能にすると
共に、混;独防出板の凄地回@を最短とし、配線作業時
間の短縮、材料費の低減〉よびf圧器外観のm純化?計
ることを目的にする。According to the present invention, there are seven internal components and an outer box? In addition to making it possible to avoid the problem of confusion, it also minimizes the time required for the German defense board to shorten wiring work time, lowers material costs, and purifies the appearance of the pressure vessel. The purpose is to measure.
〔発明の概要〕 。[Summary of the invention].
本発明は、外箱下部に内部接点を有する農地端子を設け
、混触防止板の引出線の端部にも接点を設けるこ七によ
り、内部構成部品を外箱に収納したときに、両接2屯が
閉路となる様にして、前記目的を達成するようlこした
ものである。The present invention provides a farmland terminal with an internal contact at the bottom of the outer box, and also provides a contact at the end of the lead wire of the cross-contact prevention plate, so that when the internal components are stored in the outer box, both contacts This is designed to achieve the above objective by making the tunnel a closed path.
次に本発明の一実施例を図面によって説明する。 Next, one embodiment of the present invention will be described with reference to the drawings.
第2図〜第4図について説明する。2 to 4 will be explained.
混触防止板7に弾性を有する引出線8を取付る。An elastic lead wire 8 is attached to the contact prevention plate 7.
他方、変圧器外箱下部に、外箱と絶縁した内部に固定射
、貞12′?有する接地端子10を設ける。On the other hand, there is a fixed radiation inside the lower part of the transformer outer box, which is insulated from the outer box. A grounding terminal 10 is provided.
鉄心3および巻線4f!、どで構成される変圧器内部構
成部品を外′Ri1に収納した場合、固定接点12およ
び可動接点13#″を閉路し、混触防止板7は外部接地
端子10に接続すること鱒;出来る。Iron core 3 and winding 4f! , etc., when the internal components of the transformer are housed outside Ri1, the fixed contact 12 and the movable contact 13#'' can be closed, and the cross contact prevention plate 7 can be connected to the external ground terminal 10.
尚、両妾点のI妾触圧力は町動接、Q13の弾性により
確保すること71;出来る。Incidentally, the I-concubine contact pressure at both concubine points can be secured by the elasticity of the vertical contact and Q13.
反対に内tsiSm成部品を吊り上げる場合、容易に両
接点を離すこと看出来る。On the other hand, when lifting an inner tsiSm component, it is easy to separate both contacts.
この様にすることにより、混触防止板の接地回路は最短
となり、配線作業時間の短縮、材料費の低減−;計れる
。又、外部接地端子1oを9圧品外箱下部に設けるため
、外部配線作業が簡略化が出来、外観も良くなる。By doing this, the grounding circuit of the cross-contact prevention plate is made as short as possible, reducing wiring work time and material costs. Furthermore, since the external grounding terminal 1o is provided at the bottom of the 9-voltage product outer box, external wiring work can be simplified and the appearance can be improved.
第5図は第2実施例でバネ15を使用することにより、
接点の接触圧力をより確実に得ることが出来る。FIG. 5 shows that by using the spring 15 in the second embodiment,
The contact pressure of the contacts can be obtained more reliably.
第6□□□第3実施例で、外箱底部tと設けた絶縁板1
7の上に固定端子12を配し、鉄心台6の下部に絶縁板
16を介して、混触防止板7より引出し念引出線8を配
す。6th □□□ In the third embodiment, the insulating plate 1 provided with the outer box bottom t
A fixed terminal 12 is placed on top of the iron core stand 6, and a lead-out wire 8 is placed on the lower part of the iron core stand 6 via an insulating plate 16 to prevent interference from contact.
変圧器外箱に内部構成部品を収納した場合、内部構成部
品の自重により両接点は閉路し、より確実な接触圧力を
得ることが出来る。When the internal components are housed in the transformer outer box, both contacts close due to the weight of the internal components, making it possible to obtain more reliable contact pressure.
第7図、第8図に@4実施例を示す。FIG. 7 and FIG. 8 show the @4 embodiment.
混触防止板7の引出線8を鉄心締金具5に取付は比弾性
を有する可動接点支持板16(こ取付けた可動接点15
に接続する。The lead wire 8 of the contact prevention plate 7 is attached to the core fastener 5 by a movable contact support plate 16 having specific elasticity (the attached movable contact 15
Connect to.
3
他方、接地線+4を接続LfC接地端子12を取付けで
ある外箱1の底部に固定端子14t−設ける。3. On the other hand, a fixed terminal 14t- is provided at the bottom of the outer box 1 to which the ground wire +4 is connected and the LfC ground terminal 12 is attached.
鉄心3および巻線4などで構成される変圧器内部構成部
品、部品を外箱1に収納した場合、固定接点14および
可動接点15は接続され、混触防止板7Hる外箱1に接
続することが出来る。When the internal components of the transformer, such as the core 3 and the winding 4, are housed in the outer box 1, the fixed contacts 14 and the movable contacts 15 are connected and connected to the outer box 1 with the cross-contact prevention plate 7H. I can do it.
尚、両接点の接触圧力は可動接点支持板16の弾性によ
り確保することが出来る。Note that the contact pressure between both contacts can be ensured by the elasticity of the movable contact support plate 16.
反対に内部構成部品を吊り上げる場合、容易に両接点を
離すことが出来る。Conversely, when lifting internal components, both contacts can be easily separated.
この様にすることにより、混触防止板の接地回路は最短
となり、又接続個所が少なくなるので、第9図げ第5実
施例でバネ17を使用することにより、接点の接触圧力
をより確実に得ること≠;出来る。By doing this, the grounding circuit of the cross-contact prevention plate becomes the shortest and the number of connection points is reduced. Therefore, by using the spring 17 in the fifth embodiment of Fig. 9, the contact pressure of the contacts can be maintained more reliably. To obtain ≠; to be able to do it.
第10(9)は第6実施例で外箱1の固定接点14を鉄
心台6の下にくる様に設け、混触防止板7の引出線8を
鉄心台6に接続することにより、内部構成部品の自重に
より接点圧力を得ることが出来るので、バネを使用しな
いで良L/″まため、構造が簡単となる利点がある。No. 10 (9) is the sixth embodiment, in which the fixed contact 14 of the outer box 1 is provided under the core pedestal 6, and the lead wire 8 of the cross-contact prevention plate 7 is connected to the core pedestal 6. Since the contact pressure can be obtained by the weight of the parts, there is an advantage that the structure can be simplified without using a spring.
本発明によれば、混触防止板の接地回路を最短とし、作
業時間の短縮、材料費の低減、外部配線の簡素化が計れ
る。According to the present invention, the grounding circuit of the cross-contact prevention plate can be made as short as possible, thereby shortening working time, reducing material costs, and simplifying external wiring.
第1図は従来例を示す変圧器の断面図。
第2図は本発明の一実施例を示す変圧器の断面図。
第3図は第2図の部分断面図
第4図は混触防止板の構造図。
第5図は本発明実施例を示す部分断面図。
第6図は第3実施例の部分断面図
第7図は第4実施例の断面図。
第8南はその拡大部分断面図。
第9図は第5実施例の部分断面図。
第10図は第6実施例の部分断面図である。
l・・・変圧器外箱 2・・・変圧器カバー 3・・・
鉄心4・・・巻線 5・・・鉄心締金具 6・・・鉄心
台7・・・混触防止板 8・・・引出線FIG. 1 is a sectional view of a conventional transformer. FIG. 2 is a sectional view of a transformer showing an embodiment of the present invention. FIG. 3 is a partial sectional view of FIG. 2, and FIG. 4 is a structural diagram of the cross-contact prevention plate. FIG. 5 is a partial sectional view showing an embodiment of the present invention. FIG. 6 is a partial sectional view of the third embodiment, and FIG. 7 is a sectional view of the fourth embodiment. No. 8 South is an enlarged partial cross-sectional view. FIG. 9 is a partial sectional view of the fifth embodiment. FIG. 10 is a partial sectional view of the sixth embodiment. l...Transformer outer box 2...Transformer cover 3...
Core 4...Winding 5...Core fasteners 6...Core stand 7...Touch prevention plate 8...Leader wire
Claims (1)
大体を、外箱に収納し、巻線内に備えた混触防止板を外
S接地線に膜続l、でなる変圧器に〉いて、上記混触防
止板と、上記外部接地線とを上記外箱の内面から外面に
通じる接続導体で接続してなる変圧器の接地装置。 20.上記接続導体は、上記外箱を貫通する導体で構成
されてなる特許請求の範囲小1項記載の変圧器の接地装
置。 31、上記接続導体は、上記外箱であることを特徴とす
る特許請求の範囲@1項記載の変圧器の接地装置。[Claims] 1#: A transformer consisting of a core and a winding wound around an iron core is housed in an outer box, and a cross-contact prevention plate provided inside the winding is membrane-connected to the outer S ground wire. 1) A grounding device for a transformer, wherein the cross-contact prevention plate and the external grounding wire are connected by a connecting conductor extending from the inner surface to the outer surface of the outer box. 20. A grounding device for a transformer according to claim 1, wherein the connecting conductor is a conductor that penetrates the outer box. 31. The grounding device for a transformer according to claim 1, wherein the connecting conductor is the outer box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58019554A JPS59147420A (en) | 1983-02-10 | 1983-02-10 | Earthing device for transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58019554A JPS59147420A (en) | 1983-02-10 | 1983-02-10 | Earthing device for transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59147420A true JPS59147420A (en) | 1984-08-23 |
Family
ID=12002531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58019554A Pending JPS59147420A (en) | 1983-02-10 | 1983-02-10 | Earthing device for transformer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59147420A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0869932A (en) * | 1994-08-31 | 1996-03-12 | Osaka Denki Co Ltd | Method for grounding secondary circuit of welding transformer for resistance welding |
-
1983
- 1983-02-10 JP JP58019554A patent/JPS59147420A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0869932A (en) * | 1994-08-31 | 1996-03-12 | Osaka Denki Co Ltd | Method for grounding secondary circuit of welding transformer for resistance welding |
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